For businesses and builders across Naypyidaw and beyond, Naing Steel stands as a trusted partner in progress, dedicated to supplying robust and reliable materials. We specialize in providing high-quality ASTM A537 sheets and plates, a commitment that reflects our deep understanding of the demanding projects that shape our nation’s infrastructure. Our focus is on delivering not just steel, but the strength and assurance needed for critical applications, ensuring every project is built on a foundation of unwavering quality and local expertise.
The strength of ASTM A537 lies in its carefully balanced composition and mechanical properties. This steel is heat-treated to achieve exceptional toughness, offering superior yield and tensile strength compared to standard carbon steels. It is specifically engineered to perform reliably in lower temperature environments, where its enhanced impact resistance prevents brittle fracture. This combination of formidable strength and proven durability makes it an ideal choice for structures that must withstand significant stress and challenging conditions.
| Condition | normalized |
| grade | ASTM A537 Cl 1 |
| sizes |
|
| Manufacturing method | Hot Rolled |
| certificates | EN 10204 3.1/2.2 |
| Brands | Thyssen, JSPL, Essar, JSW, POSCO, Clabecq, TATA, Dillinger, Uttam, SAIL |
| Uses |
|
| Surface | Painted, Natural |
| TPI | DNV, CE, TUV, KR, CCS, RINA, LR, GL, ABS |
| Mn | 0.70-1.60% |
| C | 0.24% |
| S Max. | 0.025% |
| Ph Max. | 0.025% |
| CU Max. | 0.35% |
| Si | 0.15-0.50% |
| CR Max. | 0.25% |
| NI Max. | 0.25% |
| MOLY Max. | 0.08% |
|  Heat Treatment | Class |  Thickness | Tensile Strength, minimum, ksi [MPa] | Yield Strength, minimum, ksi [MPa] |
|---|---|---|---|---|
| Q & T | Class 3 | 21/2Â in. & under [65 milimeter and under] | 80 ksi [550] | 55 ksi [380] |
| Over 4 inch [Over 100 milimeter] | 70 ksi [485] | 40 ksi [275] | ||
| Over 21/2Â to 4 inch [Over 65 to 100 milimeter] | 75 ksi [515] | 50 ksi [345] | ||
| Q & T | Class 2 | 21/2Â inch and under [65 milimeter and under] | 80 ksi [550] | 60 ksi [415] |
| Over 4 inch [Over 100 milimeter] | 70 ksi [485] | 46 ksi [315] | ||
| Over 21/2Â to 4 inch [Over 65 to 100 milimeter] | 75 ksi [515] | 55 ksi [380] | ||
| Normalized | Class 1 | 21/2Â inch and under [65 milimeter and under] | 70 ksi [485] | 50 ksi [345] |
| Over 21/2Â inch [Over 65 milimeter] | 65 ksi [450] | 45 ksi [310] |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
The unique properties of ASTM A537 sheets and plates make them indispensable for a range of heavy-duty applications. You will find this material forming the core of pressure vessels and storage tanks that hold essential liquids and gases, as well as in the construction of bridges and offshore platforms that face constant environmental challenges. It is also crucial for mining equipment and large-scale earth-moving machinery, where its ability to absorb high impact ensures both operational safety and long-term structural integrity in the most demanding industrial settings.
Naing Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Naypyidaw, Myanmar.
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